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- <?php
- // +----------------------------------------------------------------------
- // | ThinkPHP [ WE CAN DO IT JUST THINK ]
- // +----------------------------------------------------------------------
- // | Copyright (c) 2006~2018 http://thinkphp.cn All rights reserved.
- // +----------------------------------------------------------------------
- // | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
- // +----------------------------------------------------------------------
- // | Author: liu21st <liu21st@gmail.com>
- // +----------------------------------------------------------------------
-
- namespace think;
-
- use think\response\Json as JsonResponse;
- use think\response\Jsonp as JsonpResponse;
- use think\response\Redirect as RedirectResponse;
- use think\response\View as ViewResponse;
- use think\response\Xml as XmlResponse;
-
- class Response
- {
- // 原始数据
- protected $data;
-
- // 当前的contentType
- protected $contentType = 'text/html';
-
- // 字符集
- protected $charset = 'utf-8';
-
- //状态
- protected $code = 200;
-
- // 输出参数
- protected $options = [];
- // header参数
- protected $header = [];
-
- protected $content = null;
-
- /**
- * 构造函数
- * @access public
- * @param mixed $data 输出数据
- * @param int $code
- * @param array $header
- * @param array $options 输出参数
- */
- public function __construct($data = '', $code = 200, array $header = [], $options = [])
- {
- $this->data($data);
- if (!empty($options)) {
- $this->options = array_merge($this->options, $options);
- }
- $this->contentType($this->contentType, $this->charset);
- $this->header = array_merge($this->header, $header);
- $this->code = $code;
- }
-
- /**
- * 创建Response对象
- * @access public
- * @param mixed $data 输出数据
- * @param string $type 输出类型
- * @param int $code
- * @param array $header
- * @param array $options 输出参数
- * @return Response|JsonResponse|ViewResponse|XmlResponse|RedirectResponse|JsonpResponse
- */
- public static function create($data = '', $type = '', $code = 200, array $header = [], $options = [])
- {
- $class = false !== strpos($type, '\\') ? $type : '\\think\\response\\' . ucfirst(strtolower($type));
- if (class_exists($class)) {
- $response = new $class($data, $code, $header, $options);
- } else {
- $response = new static($data, $code, $header, $options);
- }
-
- return $response;
- }
-
- /**
- * 发送数据到客户端
- * @access public
- * @return mixed
- * @throws \InvalidArgumentException
- */
- public function send()
- {
- // 监听response_send
- Hook::listen('response_send', $this);
-
- // 处理输出数据
- $data = $this->getContent();
-
- // Trace调试注入
- if (Env::get('app_trace', Config::get('app_trace'))) {
- Debug::inject($this, $data);
- }
-
- if (200 == $this->code) {
- $cache = Request::instance()->getCache();
- if ($cache) {
- $this->header['Cache-Control'] = 'max-age=' . $cache[1] . ',must-revalidate';
- $this->header['Last-Modified'] = gmdate('D, d M Y H:i:s') . ' GMT';
- $this->header['Expires'] = gmdate('D, d M Y H:i:s', $_SERVER['REQUEST_TIME'] + $cache[1]) . ' GMT';
- Cache::tag($cache[2])->set($cache[0], [$data, $this->header], $cache[1]);
- }
- }
-
- if (!headers_sent() && !empty($this->header)) {
- // 发送状态码
- http_response_code($this->code);
- // 发送头部信息
- foreach ($this->header as $name => $val) {
- if (is_null($val)) {
- header($name);
- } else {
- header($name . ':' . $val);
- }
- }
- }
-
- echo $data;
-
- if (function_exists('fastcgi_finish_request')) {
- // 提高页面响应
- fastcgi_finish_request();
- }
-
- // 监听response_end
- Hook::listen('response_end', $this);
-
- // 清空当次请求有效的数据
- if (!($this instanceof RedirectResponse)) {
- Session::flush();
- }
- }
-
- /**
- * 处理数据
- * @access protected
- * @param mixed $data 要处理的数据
- * @return mixed
- */
- protected function output($data)
- {
- return $data;
- }
-
- /**
- * 输出的参数
- * @access public
- * @param mixed $options 输出参数
- * @return $this
- */
- public function options($options = [])
- {
- $this->options = array_merge($this->options, $options);
- return $this;
- }
-
- /**
- * 输出数据设置
- * @access public
- * @param mixed $data 输出数据
- * @return $this
- */
- public function data($data)
- {
- $this->data = $data;
- return $this;
- }
-
- /**
- * 设置响应头
- * @access public
- * @param string|array $name 参数名
- * @param string $value 参数值
- * @return $this
- */
- public function header($name, $value = null)
- {
- if (is_array($name)) {
- $this->header = array_merge($this->header, $name);
- } else {
- $this->header[$name] = $value;
- }
- return $this;
- }
-
- /**
- * 设置页面输出内容
- * @param $content
- * @return $this
- */
- public function content($content)
- {
- if (null !== $content && !is_string($content) && !is_numeric($content) && !is_callable([
- $content,
- '__toString',
- ])
- ) {
- throw new \InvalidArgumentException(sprintf('variable type error: %s', gettype($content)));
- }
-
- $this->content = (string) $content;
-
- return $this;
- }
-
- /**
- * 发送HTTP状态
- * @param integer $code 状态码
- * @return $this
- */
- public function code($code)
- {
- $this->code = $code;
- return $this;
- }
-
- /**
- * LastModified
- * @param string $time
- * @return $this
- */
- public function lastModified($time)
- {
- $this->header['Last-Modified'] = $time;
- return $this;
- }
-
- /**
- * Expires
- * @param string $time
- * @return $this
- */
- public function expires($time)
- {
- $this->header['Expires'] = $time;
- return $this;
- }
-
- /**
- * ETag
- * @param string $eTag
- * @return $this
- */
- public function eTag($eTag)
- {
- $this->header['ETag'] = $eTag;
- return $this;
- }
-
- /**
- * 页面缓存控制
- * @param string $cache 状态码
- * @return $this
- */
- public function cacheControl($cache)
- {
- $this->header['Cache-control'] = $cache;
- return $this;
- }
-
- /**
- * 页面输出类型
- * @param string $contentType 输出类型
- * @param string $charset 输出编码
- * @return $this
- */
- public function contentType($contentType, $charset = 'utf-8')
- {
- $this->header['Content-Type'] = $contentType . '; charset=' . $charset;
- return $this;
- }
-
- /**
- * 获取头部信息
- * @param string $name 头部名称
- * @return mixed
- */
- public function getHeader($name = '')
- {
- if (!empty($name)) {
- return isset($this->header[$name]) ? $this->header[$name] : null;
- } else {
- return $this->header;
- }
- }
-
- /**
- * 获取原始数据
- * @return mixed
- */
- public function getData()
- {
- return $this->data;
- }
-
- /**
- * 获取输出数据
- * @return mixed
- */
- public function getContent()
- {
- if (null == $this->content) {
- $content = $this->output($this->data);
-
- if (null !== $content && !is_string($content) && !is_numeric($content) && !is_callable([
- $content,
- '__toString',
- ])
- ) {
- throw new \InvalidArgumentException(sprintf('variable type error: %s', gettype($content)));
- }
-
- $this->content = (string) $content;
- }
- return $this->content;
- }
-
- /**
- * 获取状态码
- * @return integer
- */
- public function getCode()
- {
- return $this->code;
- }
- }
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